Workload control support device, and workload control support method

Abstract

A workload control support device includes: a parameter determination unit configured to acquire a prediction value of an executable period and a power consumption amount of each of a plurality of workloads that consume power scheduled to be executed in a future time period, and calculate, based on each acquired prediction value of the executable period and the power consumption amount, a target value of the power consumption amount in the future time period to satisfy a condition for a utilization rate of renewable energy in the power consumption in the future time period and a condition for cost related to utilization of the renewable energy; and a workload control unit configured to determine a timing of each workload to be executed in the future time period based on the calculated target value of the power consumption amount, and execute each workload at the determined timing.

1 . A workload control support device comprising:
 a processor;   a memory;   a parameter determination unit configured to acquire a prediction value of an executable period and a power consumption amount of each of a plurality of workloads that consume power scheduled to be executed in a future time period, and calculate, based on each acquired prediction value of the executable period and the power consumption amount, a target value of the power consumption amount in the future time period to satisfy a condition for a utilization rate of renewable energy in the power consumption in the future time period and a condition for cost related to utilization of the renewable energy; and   a workload control unit configured to determine a timing of each workload to be executed in the future time period based on the calculated target value of the power consumption amount.   
     
     
         2 . The workload control support device according to  claim 1 , wherein the parameter determination unit
 receives a designation of a parameter indicating a principle as to which of the condition for the utilization rate and the condition for the cost is emphasized,   when a principle to emphasize the condition for the utilization rate is designated, identifies a pattern of an execution timing of each workload to optimize the utilization rate of the renewable energy, and calculates a target value of the power consumption amount in the future time period based on the identified pattern, and   when a principle to emphasize the condition for the cost is designated, identifies a pattern of the execution timing of each workload to optimize the cost related to the utilization of the renewable energy, and calculates the target value of the power consumption amount in the future time period based on the identified pattern.   
     
     
         3 . The workload control support device according to  claim 2 , wherein when the principle to emphasize the condition for the cost is designated, the parameter determination unit identifies a pattern of the execution timing of each workload which satisfies a minimum condition of the utilization rate of the renewable energy and optimizes the cost related to the utilization of the renewable energy, and calculates the target value of the power consumption amount in the future time period based on the identified pattern. 
     
     
         4 . The workload control support device according to  claim 1 , wherein the parameter determination unit
 creates a condition for an execution timing of each workload that satisfies the acquired executable period of each workload, and   calculates, based on the created condition for the execution timing and the acquired prediction value of the power consumption amount, the target value of the power consumption amount in the future time period to satisfy the condition for the utilization rate and the condition for the cost.   
     
     
         5 . The workload control support device according to  claim 1 , further comprising a risk allowance calculation unit configured to calculate a risk allowance indicating a risk due to uncertainty of the prediction value of the power consumption amount in the future time period based on a predetermined algorithm,
 wherein the workload control unit determines the timing of each workload to be executed in the future time period, based on the calculated risk allowance, a difference between the prediction value of the power consumption of each workload in the future time period and a past value of the power consumption of each workload, and the calculated target value of the power consumption amount.   
     
     
         6 . The workload control support device according to  claim 5 , wherein the risk allowance calculation unit calculates the risk allowance based on a difference between a prediction value of a power generation amount related to the renewable energy in the future time period and the calculated target value of the power consumption amount in the future time period. 
     
     
         7 . The workload control support device according to  claim 1 , wherein the workload control unit displays information on a timing and power consumption of each of the workloads to be executed in the future time period, or information on each of the executed workloads and the power consumption of each of the workloads. 
     
     
         8 . The workload control support device according to  claim 1 , wherein the workload control unit causes a predetermined device to execute each of the workloads at the determined timing. 
     
     
         9 . A workload control support method that causes an information processing device to execute:
 parameter determination processing of acquiring a prediction value of an executable period and a power consumption amount of each of a plurality of workloads that consume power scheduled to be executed in a future time period, and calculating, based on each acquired prediction value of the executable period and the power consumption amount, a target value of the power consumption amount in the future time period to satisfy a condition for a utilization rate of renewable energy in the power consumption in the future time period and a condition for cost related to utilization of the renewable energy; and   workload control processing of determining a timing of each workload to be executed in the future time period based on the calculated target value of the power consumption amount, and executing each workload at the determined timing.